Public Charity

INSTITUTE FOR GOVERNANCE AND SUSTAINABLE DEVELOPMENT

Based in WASHINGTON, DC, INSTITUTE FOR GOVERNANCE AND SUSTAINABLE DEVELOPMENT operates as a Public Charity. The organization reported $13.0M in revenue, $9.3M in expenses, $15.7M in total assets for fiscal year 2025. Imperigo tracks 23 reported grant relationships connected to this organization totaling approximately $20.9M.

EIN: 810616238 WASHINGTON, DC Latest filing: 2025
Total Revenue$13.0M
Total Expenses$9.3M
Total Assets$15.7M
Grant Records23
Funding Total$20.9M
Filing Years2021–2025

Mission

IGSD'S MISSION IS TO PROMOTE FAST CLIMATE MITIGATION TO SLOW NEAR-TERM WARMING AND SELF-PROPAGATING CLIMATE FEEDBACKS, AVOID OR AT LEAST DELAY CATASTROPHIC CLIMATE AND SOCIETAL TIPPING POINTS, AND LIMIT GLOBAL TEMPERATURES TO 1.5 COR AT LEAST KEEP THIS TEMPERATURE GUARDRAIL IN SIGHT AND LIMIT OVERSHOOT.

Sample Grants Received

2024
GRANTS TO PROTECT THE ENVIRONMENT
$3,782,370
2024
ENVIRONMENTAL PROGRAMS
$3,438,500
2024
International Development
$500,000
2024
TO EXPAND ACCESS TO SUSTAINABLE COOLING AND REDUCE GREENHOUSE GAS EMISSIONS
$194,442
2024
For grant recipient's exempt purposes
$150,100

Showing up to 5 of 23 total records — full history available with membership.

Officers & Directors

BOARD MEMBER Donald Kaniaru
PRESIDENT Durwood Zaelke
SENIOR SCIENTIST Gabrielle Dreyfus
BOARD MEMBER Lewis Gordon
DIRECTOR FINANCE & ADMINISTRATION Melinda Soffer
CHAIR Oran Young

Officer compensation and complete director data available with membership.

Top Grant Purposes

ENVIRONMENTAL PROGRAMS
$12,832,500 4 grants
GRANTS TO PROTECT THE ENVIRONMENT
$3,782,370 1 grant
PROJECT SUPPORT FOR CENTER FOR CLIMATE INTEGRITY
$2,250,000 1 grant
International Development
$500,000 1 grant
For grant recipient's exempt purposes
$493,700 3 grants

Financial Trends

Year Revenue Expenses Assets
2025 $13.0M $9.3M $15.7M
2024 $12.2M $8.5M $12.0M
2023 $12.6M $8.1M $8.2M
2022 $6.9M $7.4M $5.0M
2021 $7.2M $11.6M $3.4M

Between 2021 and 2025, reported annual revenue grew from $7.2M to $13.0M (+81%), with total assets most recently reported at $15.7M.

Interactive year-over-year charts and full filing details available with membership.

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